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Gem Rush Kingdom: Ultimate Mobile Strategy Portal

Match-three is treated as a genre beneath analysis, which is odd given how many hours go into it and how much of its difficulty is geometric rather than random. This gem rush kingdom walkthrough covers the parts that are actually learnable: the shape of the board, how each obstacle fails, which power-up pairings earn their turn, and what the specification list means on a phone that is three years old.

Written by Joshua Roy in Winnipeg. Free to read, no account, no sign-up, and email is the only way to reach us.

See what is covered

Genre
Casual match-three puzzle
Session
Two to four minutes per stage
What this page is
Board analysis and tactics. No scores, no ratings, no download links.

The four things covered here

Four subjects, each because it changes a decision on the board rather than because it fills the page.

Geometry

Board shape decides difficulty

Refill is vertical, always. That single rule means a wide central column reshuffles every turn while a narrow edge column can hold the same pieces for twenty. Late stages are hard because of their outline far more often than because of their objective, and reading the outline before the first move is the most transferable skill in the genre.

Obstacles

Each blocker fails differently

Ice chips away under ordinary matches. Locks absorb the first clear, so every locked cell silently costs an extra move. Chains cannot be swapped at all and only come out inside a match you cannot fully arrange. Knowing which is which decides the order to take them in, and the order is worth more than any individual clever swap.

Synergies

Two specials are not twice one

A line piece clears a row. Two line pieces together clear a row and a column through the swap point. A line piece with a bomb clears three of each. The jump between those is not linear, which is why holding a special for one more turn is often correct and why spending one the moment it appears is usually not.

Hardware

The specs matter more than they look

A puzzle board draws almost nothing while it waits for you. Games in this genre that heat a phone are usually running an animated background at full frame rate or holding a video pre-loaded in the background. On an older handset that difference is the difference between a pleasant commute and a dead battery.

The method behind these notes

A site that gives advice should say where the advice came from, so here is the process in full.

  1. A subject qualifies only if it recurs. Something earns a section when it holds across many boards rather than one. Obstacle ordering qualifies; the layout of a numbered stage does not, and would be wrong after the next update.
  2. It gets played rather than summarised. Everything written here about board behaviour comes from playing boards of that kind. Anything that could not be checked that way is either attributed to the store listing or left out entirely.
  3. Numbers that cannot be verified are cut. Star ratings, install counts, tier lists and claims about how many titles were tested all come out. A reader cannot confirm any of them and they go stale on a static page within weeks.
  4. App-specific facts point at the listing. Version requirements, install size, price and purchase model belong to the developer and change without notice. They appear here as practical indications with the store page named as the current source.
  5. Each page carries a review date. The date says when the text was last read through. It is a claim about the writing, not a guarantee about the games, which change on their own schedule.

Technical specifications, and what they mean in practice

Every listing publishes these numbers and almost no guide explains what they change. The last two columns are the useful part.

Typical specifications for a casual match-three title, and their practical effect by device age
Parameter Typical value On a three-year-old phone On a current phone
Install size Around 90 MB Grows with cached art; check storage monthly Not worth thinking about
Android version 7.0 or newer Usually fine; older than 7.0 will not install No constraint
Animated background On by default where offered The main cause of heat; turn it off first Barely measurable
Purchase model Free, with optional cosmetic items Identical either way Identical either way
Offline campaign Usually supported The single most useful feature on a commute Convenient rather than necessary

Practical indications for the genre, not official system requirements. Any particular app publishes its own figures on its store listing, and those take precedence.

What this site refuses to do

Sites in this corner of the web tend to do a handful of things that make them worse. It is easier to name the omissions than to hope somebody notices them.

No scoring. Nothing here is given a number out of ten, because one number hides the only interesting information: that a game is excellent on a fast handset and unpleasant on a slow one, or fine offline and thin online.

No invented credentials. Nobody here has tested hundreds of titles, holds a certification or runs a team. One person in Winnipeg writes it and that is stated on every page.

No tracking. There is no analytics on this domain, no advertising network and no third-party script; every file the browser loads comes from palmexor.com itself.

No sponsorship. Nothing is paid for by a developer, there is no affiliate arrangement and no link earns anything. The one paid item is the printed guide below, written by the same person who writes the pages.

The shortest version

If a claim on this site cannot be checked by you, on your own phone or on a store listing, it should not be here. Tell us when one slips through.

See the printed guide

The notes, printed

The site is free and stays free. What it cannot be is a page you keep next to an older phone while working out why it is running hot, which is what this is for.

Ordered by email

The Old Phone Field Guide

Twenty pages written for the handset most guides ignore: the one that is a few years old, short on storage and quick to warm up. Half of it is board tactics, half is getting a puzzle game to behave on hardware that is past its best.

  • A settings pass, in order: what to switch off first, second and third, and what each one actually saves.
  • A storage page on why a 90 MB install becomes 400 MB and which cache is safe to clear.
  • The obstacle order — chains, locks, ice — with the cost of doing it backwards worked out.
  • A power-up pairing matrix, including the combinations that are worse than either piece alone.
  • A battery log sheet for comparing two games over a fortnight rather than guessing.
Format
One PDF, set for A4 and US Letter, unlocked
Length
20 pages
Price
CAD 11, paid once. No account, no renewal.
Payment
Interac e-Transfer, details in the reply
Delivery
By email, usually within two business days
Written by
Joshua Roy, in Winnipeg

Order it by email Terms of the order

One item sold by a private individual, not a shop. There is no checkout on this domain, no payment page and no card details are collected anywhere: you write, Joshua Roy replies with transfer details, and the file follows once the transfer arrives. No sales tax is added and no invoice from a registered business is issued. If it does not arrive, or arrives and will not open, say so and the payment is returned in full.

The store page behind these figures

The specification table above says every app-specific figure belongs on a store page, so here is one, with its labels exactly as the store shows them.

The application icon as it appears on the Google Play listing

Gem Blast: Magic Match Puzzle, by XLsoft

Install
Free to install
Store labels
Contains ads · In-app purchases
Content rating
Everyone
Checked
September 2, 2026

Open the listing on Google Play

Nothing is downloaded or installed from this site. Price, taxes and any fees appear on Google Play at the next step, and the date above records only when these labels were last read.

A finger tapping a group of red blocks on a coloured grid A booster detonating in the middle of a block grid, scattering butterflies The title screen with a single play button
Screenshots taken from the app’s Google Play listing and reproduced here to illustrate the guide. Copyright in the images belongs to XLsoft.

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